package com.yehuishou.alipay;

import com.alipay.api.AlipayApiException;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.request.AlipayTradeFastpayRefundQueryRequest;

public class alipaytradepagepay {

	public static String alipaytradepagepay(String out_trade_no,String trade_no,String out_request_no) throws AlipayApiException {

		// 获得初始化的AlipayClient
		AlipayClient alipayClient = new DefaultAlipayClient(AlipayConfig.gatewayUrl, AlipayConfig.app_id,
				AlipayConfig.merchant_private_key, "json", AlipayConfig.charset, AlipayConfig.alipay_public_key,
				AlipayConfig.sign_type);

		// 设置请求参数
		AlipayTradeFastpayRefundQueryRequest alipayRequest = new AlipayTradeFastpayRefundQueryRequest();

	/*	// 商户订单号，商户网站订单系统中唯一订单号
		String out_trade_no = new String(request.getParameter("WIDRQout_trade_no").getBytes("ISO-8859-1"), "UTF-8");
		// 支付宝交易号
		String trade_no = new String(request.getParameter("WIDRQtrade_no").getBytes("ISO-8859-1"), "UTF-8");
		// 请二选一设置
		// 请求退款接口时，传入的退款请求号，如果在退款请求时未传入，则该值为创建交易时的外部交易号，必填
		String out_request_no = new String(request.getParameter("WIDRQout_request_no").getBytes("ISO-8859-1"), "UTF-8");
	 */
		
		alipayRequest.setBizContent("{\"out_trade_no\":\"" + out_trade_no + "\"," + "\"trade_no\":\"" + trade_no + "\","
				+ "\"out_request_no\":\"" + out_request_no + "\"}");

		// 请求
		String result = alipayClient.execute(alipayRequest).getBody();

		// 输出
		return result;
	}
}
